While Ubisoft’s official patch notes for 1.56 are typically concise — often citing “stability improvements” and “bug fixes” — a forensic analysis of the download reveals several key components. First and foremost, the patch addresses that could degrade performance during extended play sessions, particularly on next-gen consoles running in backwards compatibility mode. Second, it includes critical security and stability fixes for the game’s proprietary AnvilNext 2.0 engine, patching vulnerabilities that could be exploited by malicious save-file modifications on PC.
The system will automatically add Update 1.5.6 to your active download queue. How to Force the Update on PC (Steam / Ubisoft Connect) Open your designated PC game launcher library. Right-click Assassin's Creed Odyssey and open .
The update is fairly large across all platforms due to the addition of a new island and high-quality assets: PlayStation 4 : ~20.7 GB : ~13.2 GB : ~13.2 GB Access Requirements
If you are looking to download the patch or want to know what it changes, this comprehensive guide covers everything included in the update, download sizes across all platforms, and troubleshooting steps if your download gets stuck. Patch Notes and Changes
While the patch is only ~1GB, PS4 requires double the space to copy files. You need at least 25GB free on your hard drive for the patching process to complete.
: If you cannot see the new quest, ensure you have completed the required main story chapters. Some users have reported needing to restart the game or verify files via Ubisoft Connect or Steam if the content does not appear.
Have you encountered any new issues following the 1.56 update? Let us know in the comments below.
Ensure "Always keep this game updated" is selected, or click if the download is paused. On PC (Ubisoft Connect) Open the Ubisoft Connect desktop application. Click on the Games tab and select Odyssey.
The download file size varies significantly depending on your gaming system: : ~20.7 GB Xbox One / Xbox Series X|S : ~13.2 GB PC (Steam & Ubisoft Connect) : ~13.2 GB What’s New in Update 1.56? 1. "Those Who Are Treasured" Crossover Quest
Assassin's Creed Odyssey remains one of the most massive and beloved entries in Ubisoft's historical RPG franchise. Even years after its initial launch, the game occasionally receives stability updates to ensure smooth performance on modern hardware. Update 1.56 is part of Ubisoft's ongoing commitment to maintaining its legacy titles.
Here is some information about the Assassin's Creed Odyssey update 1.56:
| Platform | Method | |----------|--------| | | Highlight the game → Press Options → Check for Update | | Xbox One/Series X/S | Select the game → Manage game & add-ons → Updates | | PC (Steam) | Steam will auto-update. Verify: Library → right-click AC Odyssey → Properties → Updates | | PC (Ubisoft Connect) | In library, click the game → Check for updates | | Stadia (defunct) | Not available — platform is shut down |
: The new story contains major spoilers. While you can access it early, the game only displays the quest icon "The Great Escape" after you have finished the three main questlines (Family, Cult of Kosmos, and Mythology). Performance & Platforms Next-Gen Support
Here is the complete breakdown of how to download the patch, the file sizes, and what changes it brings to your game. Patch Notes and Changes
All future patches (none expected) would be numbered 1.57 or higher.
Fine-tuning the game to run flawlessly and eliminate rare crashes on newer hardware. Audio & Localization Fixes: Polishing dialogue triggers that had been bugged for years. The "Quality of Life" Polish:
: While released for older consoles, the update enables the game to run at 4K and 60FPS on PS5 and Xbox Series X .
Here is the story of how a routine technical patch became a nostalgic event for gamers worldwide. 📜 The Setting: A Legend in Maintenance Mode By the time the notification for Update 1.56 popped up on players' screens, Assassin’s Creed Odyssey
: An active internet connection is required for the initial update and first-time setup.
